| Name | Diphyscium longifolium Griffith |
| Authorship | Griffith |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Diphyscium |
| Citation | 1842 Calcutta J. Nat. Hist. 2: 477 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Diphyscium longifolium Griffith |
| Identification made in | 2001 (1) |